package zjitc.controller;

import java.awt.Color;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.image.BufferedImage;
import java.io.IOException;
import java.lang.reflect.InvocationTargetException;
import java.util.Properties;
import java.util.Random;
import java.util.UUID;
import javax.imageio.ImageIO;
import javax.mail.Authenticator;
import javax.mail.Message;
import javax.mail.PasswordAuthentication;
import javax.mail.Session;
import javax.mail.Transport;
import javax.mail.internet.InternetAddress;
import javax.mail.internet.MimeMessage;
import javax.servlet.http.HttpServletResponse;

import org.apache.commons.beanutils.BeanUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.servlet.ModelAndView;
import org.springframework.web.servlet.View;
import org.springframework.web.servlet.view.InternalResourceView;
import org.springframework.web.servlet.view.RedirectView;
import zjitc.filter.Login;
import zjitc.po.Admin;
import zjitc.service.AdminService;
import zjitc.utils.UuidUtils;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;


/**
 * Create by IntelliJ IDEA
 *
 * @author: jsonor
 * @date-Time: 2018/4/12 16:57
 * @description:
 */
@Controller
@RequestMapping("/admin")
public class AdminController {
    UuidUtils uuidUtils=new UuidUtils();
    Admin admin=new Admin();
    private View view;
    @Autowired
    private Login login;
    @Autowired
    private AdminService adminService;
    @RequestMapping("/sendToLoginPage")
    public String sendToLoginPage()
    {
        return "admin/login";
    }
  @RequestMapping("/sendToRegisterPage")
  public String sendToRegisterPage()
  {
    return "admin/register";
  }
    @RequestMapping("/sendToTopPage")
    public String sendToTopPage()
    {
        return "admin/top";
    }
    @RequestMapping("/sendToLeftPage")
    public String sendToLeftPage()
    {
        return "/admin/left";
    }
    @RequestMapping("/sendToWelcomePage")
    public String sendToWelcomePage()
    {
        return "admin/welcome";
    }
    @RequestMapping("/sendToBottomPage")
    public String sendToBottomPage()
    {
        return "admin/bottom";
    }
    @RequestMapping("/login")
    public String login(HttpServletRequest request, HttpSession session, Model model)
    {
        String username = request.getParameter("username");
        String password = request.getParameter("password");
        admin=adminService.login(username,password);
        if(admin!=null&&admin.getRole()==1)
        {
            session.setAttribute("username",username);
            return "admin/home";
        }
        else if(admin!=null&&admin.getRole()==0)
        {
            model.addAttribute("msg","该账号没有权限，请先激活管理员权限");
            session.setAttribute("adminCode",admin.getCode());
            return "admin/msg";

        }
          model.addAttribute("msg","用户名或密码错误");
        return "admin/login";
    }
    @RequestMapping("/getCode")
    public String getCode(HttpServletRequest request,HttpServletResponse response)
        throws IOException {
      int width = 120;
      int height = 30;

      // 步骤一 绘制一张内存中图片
      BufferedImage bufferedImage = new BufferedImage(width, height,
          BufferedImage.TYPE_INT_RGB);

      // 步骤二 图片绘制背景颜色 ---通过绘图对象
      Graphics graphics = bufferedImage.getGraphics();// 得到画图对象 --- 画笔
      // 绘制任何图形之前 都必须指定一个颜色
//		graphics.setColor(getRandColor(200, 250));
      graphics.fillRect(0, 0, width, height);

      // 步骤三 绘制边框
      graphics.setColor(Color.WHITE);
      graphics.drawRect(0, 0, width - 1, height - 1);

      // 步骤四 四个随机数字
      Graphics2D graphics2d = (Graphics2D) graphics;
      // 设置输出字体
      graphics2d.setFont(new Font("黑体", Font.HANGING_BASELINE, 20));

      String words ="ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz1234567890";
      //String words = "\u7684\u4e00\u4e86\u662f\u6211\u4e0d\u5728\u4eba\u4eec\u6709\u6765\u4ed6\u8fd9\u4e0a\u7740\u4e2a\u5730\u5230\u5927\u91cc\u8bf4\u5c31\u53bb\u5b50\u5f97\u4e5f\u548c\u90a3\u8981\u4e0b\u770b\u5929\u65f6\u8fc7\u51fa\u5c0f\u4e48\u8d77\u4f60\u90fd\u628a\u597d\u8fd8\u591a\u6ca1\u4e3a\u53c8\u53ef\u5bb6\u5b66\u53ea\u4ee5\u4e3b\u4f1a\u6837\u5e74\u60f3\u751f\u540c\u8001\u4e2d\u5341\u4ece\u81ea\u9762\u524d\u5934\u9053\u5b83\u540e\u7136\u8d70\u5f88\u50cf\u89c1\u4e24\u7528\u5979\u56fd\u52a8\u8fdb\u6210\u56de\u4ec0\u8fb9\u4f5c\u5bf9\u5f00\u800c\u5df1\u4e9b\u73b0\u5c71\u6c11\u5019\u7ecf\u53d1\u5de5\u5411\u4e8b\u547d\u7ed9\u957f\u6c34\u51e0\u4e49\u4e09\u58f0\u4e8e\u9ad8\u624b\u77e5\u7406\u773c\u5fd7\u70b9\u5fc3\u6218\u4e8c\u95ee\u4f46\u8eab\u65b9\u5b9e\u5403\u505a\u53eb\u5f53\u4f4f\u542c\u9769\u6253\u5462\u771f\u5168\u624d\u56db\u5df2\u6240\u654c\u4e4b\u6700\u5149\u4ea7\u60c5\u8def\u5206\u603b\u6761\u767d\u8bdd\u4e1c\u5e2d\u6b21\u4eb2\u5982\u88ab\u82b1\u53e3\u653e\u513f\u5e38\u6c14\u4e94\u7b2c\u4f7f\u5199\u519b\u5427\u6587\u8fd0\u518d\u679c\u600e\u5b9a\u8bb8\u5feb\u660e\u884c\u56e0\u522b\u98de\u5916\u6811\u7269\u6d3b\u90e8\u95e8\u65e0\u5f80\u8239\u671b\u65b0\u5e26\u961f\u5148\u529b\u5b8c\u5374\u7ad9\u4ee3\u5458\u673a\u66f4\u4e5d\u60a8\u6bcf\u98ce\u7ea7\u8ddf\u7b11\u554a\u5b69\u4e07\u5c11\u76f4\u610f\u591c\u6bd4\u9636\u8fde\u8f66\u91cd\u4fbf\u6597\u9a6c\u54ea\u5316\u592a\u6307\u53d8\u793e\u4f3c\u58eb\u8005\u5e72\u77f3\u6ee1\u65e5\u51b3\u767e\u539f\u62ff\u7fa4\u7a76\u5404\u516d\u672c\u601d\u89e3\u7acb\u6cb3\u6751\u516b\u96be\u65e9\u8bba\u5417\u6839\u5171\u8ba9\u76f8\u7814\u4eca\u5176\u4e66\u5750\u63a5\u5e94\u5173\u4fe1\u89c9\u6b65\u53cd\u5904\u8bb0\u5c06\u5343\u627e\u4e89\u9886\u6216\u5e08\u7ed3\u5757\u8dd1\u8c01\u8349\u8d8a\u5b57\u52a0\u811a\u7d27\u7231\u7b49\u4e60\u9635\u6015\u6708\u9752\u534a\u706b\u6cd5\u9898\u5efa\u8d76\u4f4d\u5531\u6d77\u4e03\u5973\u4efb\u4ef6\u611f\u51c6\u5f20\u56e2\u5c4b\u79bb\u8272\u8138\u7247\u79d1\u5012\u775b\u5229\u4e16\u521a\u4e14\u7531\u9001\u5207\u661f\u5bfc\u665a\u8868\u591f\u6574\u8ba4\u54cd\u96ea\u6d41\u672a\u573a\u8be5\u5e76\u5e95\u6df1\u523b\u5e73\u4f1f\u5fd9\u63d0\u786e\u8fd1\u4eae\u8f7b\u8bb2\u519c\u53e4\u9ed1\u544a\u754c\u62c9\u540d\u5440\u571f\u6e05\u9633\u7167\u529e\u53f2\u6539\u5386\u8f6c\u753b\u9020\u5634\u6b64\u6cbb\u5317\u5fc5\u670d\u96e8\u7a7f\u5185\u8bc6\u9a8c\u4f20\u4e1a\u83dc\u722c\u7761\u5174\u5f62\u91cf\u54b1\u89c2\u82e6\u4f53\u4f17\u901a\u51b2\u5408\u7834\u53cb\u5ea6\u672f\u996d\u516c\u65c1\u623f\u6781\u5357\u67aa\u8bfb\u6c99\u5c81\u7ebf\u91ce\u575a\u7a7a\u6536\u7b97\u81f3\u653f\u57ce\u52b3\u843d\u94b1\u7279\u56f4\u5f1f\u80dc\u6559\u70ed\u5c55\u5305\u6b4c\u7c7b\u6e10\u5f3a\u6570\u4e61\u547c\u6027\u97f3\u7b54\u54e5\u9645\u65e7\u795e\u5ea7\u7ae0\u5e2e\u5566\u53d7\u7cfb\u4ee4\u8df3\u975e\u4f55\u725b\u53d6\u5165\u5cb8\u6562\u6389\u5ffd\u79cd\u88c5\u9876\u6025\u6797\u505c\u606f\u53e5\u533a\u8863\u822c\u62a5\u53f6\u538b\u6162\u53d4\u80cc\u7ec6";
      Random random = new Random();// 生成随机数
      // 定义StringBuffer
      StringBuffer sb = new StringBuffer();
      // 定义x坐标
      int x = 10;
      for (int i = 0; i < 4; i++) {
        // 随机颜色
        graphics2d.setColor(new Color(20 + random.nextInt(110), 20 + random
            .nextInt(110), 20 + random.nextInt(110)));
        // 旋转 -30 --- 30度
        int jiaodu = random.nextInt(60) - 30;
        // 换算弧度
        double theta = jiaodu * Math.PI / 180;

        // 生成一个随机数字
        int index = random.nextInt(words.length()); // 生成随机数 0 到 length - 1
        // 获得字母数字
        char c = words.charAt(index);
        sb.append(c);
        // 将c 输出到图片
        graphics2d.rotate(theta, x, 20);
        graphics2d.drawString(String.valueOf(c), x, 20);
        graphics2d.rotate(-theta, x, 20);
        x += 30;
      }

      request.getSession().setAttribute("validatecode",sb.toString());
      //输出页面
      graphics.dispose();// 释放资源
      ImageIO.write(bufferedImage, "jpg", response.getOutputStream());
      return null;
    }
    @RequestMapping("/sendEmail")
    public ModelAndView  sendMail(HttpSession adminSession) throws Exception {
      //发送邮件
      /**
       * 1. 建立一个会话session
       * 2. 创建一个一代表邮件对象的Message
       * 3. 发送
       */

      //1. 建立一个会话session
        String code=(String)adminSession.getAttribute("adminCode");
      Properties prop = new Properties();
      //163.邮箱服务器
      String to="1017514773@qq.com";
      prop.setProperty("mail.host","smtp.qq.com");
      //授权
      prop.setProperty("mail.smtp.auth","true");
      prop.setProperty("mail.smtp.port", "587"); //端口号设置
      Authenticator authenticator = new Authenticator() {
        @Override
        protected PasswordAuthentication getPasswordAuthentication() {
          //16位口令
          return new PasswordAuthentication("1017514773@qq.com", "xkayetjxzwtdbfah");
        }
      };
      Session session = Session.getInstance(prop,authenticator);

      //创建一个一代表邮件对象的Message
      Message message = new MimeMessage(session);
      //设置内容
      //发送给谁(谁发)
      message.setFrom(new InternetAddress("1017514773@qq.com"));

      //发谁
      message.addRecipient(Message.RecipientType.TO,new InternetAddress(to));
      message.addRecipient(Message.RecipientType.CC,new InternetAddress("1017514773@qq.com"));
      //设置标题
      message.setSubject("来自外星人的邮件");
      //设置内容(格式--html)
      String content = "<a href=\"http://localhost:8080/booknet/app/admin/activeCode?code="+code+"\">http://localhost:8080/booknet/app/admin/activeCode?code="+code+"</a>";
      message.setContent(content,"text/html;charset=utf-8");

      //发送
      Transport.send(message);
        return new ModelAndView(new RedirectView("http://www.mail.qq.com"));

    }
   @RequestMapping("/register")
    public String register(HttpServletRequest request,HttpSession session,Model model)
   {
     String inputCode = request.getParameter("code");
     String trueCode = (String) request.getSession().getAttribute("validatecode");
     if(!inputCode.equalsIgnoreCase(trueCode))
     {
       model.addAttribute("codeMsg","验证码错误");
       return "admin/register";
     }
       Admin admin=new Admin();
       try {
           BeanUtils.populate(admin,request.getParameterMap());
           admin.setCode(uuidUtils.getUuid());
           session.setAttribute("adminCode",admin.getCode());
           admin.setRole(0);
         int num=  adminService.addAdmin(admin);
       } catch (Exception e) {
           e.printStackTrace();
       }
     model.addAttribute("msg","注册成功，请先激活再使用");
       return "admin/msg";
   }

    @RequestMapping( "/activeCode")
    public String activeCode(HttpServletRequest request, Model model) throws IOException {
        String code = request.getParameter("code");
        Admin admin = adminService.findByCode(code);
        if (admin!=null){
            admin.setCode(null);
            admin.setRole(1);
            int count = adminService.update(admin);
            model.addAttribute("msg","激活成功，请登录");
          return "admin/success";
        }
            model.addAttribute("msg","激活失败，请先注册");
            return "admin/register";
        // response.getWriter().print("激活成功");
        //查询用户
        //User user = userService.findCode(code);
        //修改用户状态
        // user.setState(1);
        //更新用户
        //userService.update(user);
}
    @RequestMapping("/findByUsername")
    public String findByUsername(HttpServletRequest request, HttpServletResponse response) throws IOException {
        String username = request.getParameter("username");

        Admin admin  =  adminService.findByUsername(username);
        if (admin==null){
            response.getWriter().print(true);
        }else {
            response.getWriter().print(false);
        }
        return null;
    }
    @RequestMapping("/remove")
    public String remove(HttpSession session,HttpServletRequest request,HttpServletResponse response) throws Exception {
        session.removeAttribute("username");
        Object o = session.getAttribute("username");
        login.preHandle(request,response,o);
        return "admin/login";
    }


}
